#63251F#63251F

#63251F is a dark, moderate red. Relative luminance 0.041; OKLCH L 35.5% C 0.091 H 28.1°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#63251F
RGB	rgb(99, 37, 31)
HSL	hsl(5, 52%, 25%)
HSV	hsv(5, 69%, 39%)
CMYK	cmyk(0%, 62.6%, 68.7%, 61.2%)
CIE-LAB	lab(23.92, 27.63, 18.22)
CIE-LCH	lch(23.92, 33.09, 33.41°)
OKLab	oklab(35.47% 0.0806 0.0431)
OKLCH	oklch(35.47% 0.091 28.1)
XYZ	xyz(6.0551, 4.0755, 1.7639)
Luminance	0.0408 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63251F #1F5D63

analogous

#631F3B #63251F #63471F

triadic

#63251F #1F6325 #251F63

tetradic

#63251F #3B631F #1F5D63 #471F63

square

#63251F #3B631F #1F5D63 #471F63

split-complementary

#63251F #1F6347 #1F3B63

monochromatic

#170907 #341410 #63251F #92362E #C0483C

Accessibility & contrast

On white

11.57

#63251F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#63251F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #63251F

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63251F	#FFFFFF	#000000	##FFFFFF
##63251F	1.00	11.57	1.82	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#35311E

Deuteranopia (green-blind)

#443E1D

Tritanopia (blue-blind)

#6D1924

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #63251f;
/* rgb */ color: rgb(99, 37, 31);
/* oklch */ color: oklch(35.5% 0.091 28.1);

Tailwind

colors: {
  custom: {
    50: '#94625a',
    500: '#63251f',
    950: '#000000',
  },
}

SCSS

$custom: #63251f;
$custom-light: #94625a;
$custom-dark: #000000;

JSON

{
  "hex": "#63251f",
  "rgb": {
    "r": 99,
    "g": 37,
    "b": 31
  },
  "hsl": {
    "h": 5.294,
    "s": 52.308,
    "l": 25.49
  },
  "oklch": {
    "l": 0.35468,
    "c": 0.09137,
    "h": 28.1
  },
  "luminance": 0.04075
}

Semantic roles & 50–950 ramp

primary

#63251F

secondary

#469098

accent

#CFDC4C

background

#F9F5F5

surface

#F2EAE9

border

#CCC6C5

text

#0E0504

muted

#7E7979

Preview Lab

Preview with #63251F

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →